---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7084 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 143G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 884 24627 4 6580 30739 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:fa:e6:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82269sec preferred_lft 82269sec inet6 fe80::f816:3eff:fefa:e657/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:c8:a1:d2:38:08 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-7084) 09/11/26 _x86_64_ (8 CPU) 07:27:00 LINUX RESTART (8 CPU) 07:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:21 16.35 0.24 2.56 13.55 201.67 274.24 497378.50 07:50:01 1.10 0.01 1.09 0.00 0.04 13.13 0.00 08:00:01 46.30 4.65 40.05 1.60 273.75 4858.48 2634.97 08:10:21 26.76 0.12 23.36 3.28 5.51 2931.78 7512.80 08:20:01 35.68 0.01 31.01 4.66 1.05 3121.38 12544.47 08:30:01 28.38 0.18 25.06 3.14 10.79 6982.47 12060.20 Average: 25.80 0.87 20.49 4.44 83.29 3031.71 91393.55 07:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:21 30067496 31883512 499736 1.52 61504 2092024 1550048 4.57 273316 2225448 172 07:50:01 30065272 31881664 501712 1.53 61844 2092028 1550176 4.57 273668 2226392 4 08:00:01 26918172 30139748 2172892 6.61 133052 3364412 2497200 7.36 641992 4913148 60348 08:10:21 25066012 28919252 3387064 10.31 170716 3895764 3472280 10.24 803324 6511316 11656 08:20:01 24854472 29274816 3026772 9.21 210324 4371096 3192680 9.41 946640 6543156 22844 08:30:01 25407968 31650780 644048 1.96 232412 6100308 1260096 3.72 1588268 5235712 12 Average: 27063232 30624962 1705371 5.19 144975 3652605 2253747 6.65 754535 4609195 15839 07:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:21 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 07:40:21 ens3 3.10 1.48 59.62 0.14 0.00 0.00 0.00 0.00 07:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:01 ens3 0.27 0.12 0.07 0.04 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 418.72 418.72 397.03 397.03 0.00 0.00 0.00 0.00 08:00:01 ens3 152.90 117.73 1124.19 19.50 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:21 lo 1413.95 1413.95 1346.22 1346.22 0.00 0.00 0.00 0.00 08:10:21 ens3 55.15 37.34 23.63 16.40 0.00 0.00 0.00 0.00 08:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 2234.81 2234.81 2129.81 2129.81 0.00 0.00 0.00 0.00 08:20:01 ens3 46.91 31.85 16.86 14.64 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 1036.34 1036.34 979.49 979.49 0.00 0.00 0.00 0.00 08:30:01 ens3 91.83 78.09 233.88 180.89 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 846.07 846.07 804.36 804.36 0.00 0.00 0.00 0.00 Average: ens3 58.44 44.49 243.54 38.64 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-7084) 09/11/26 _x86_64_ (8 CPU) 07:27:00 LINUX RESTART (8 CPU) 07:30:01 CPU %user %nice %system %iowait %steal %idle 07:40:21 all 0.12 0.00 0.03 0.04 0.00 99.81 07:40:21 0 0.03 0.00 0.03 0.00 0.00 99.94 07:40:21 1 0.03 0.00 0.03 0.12 0.00 99.81 07:40:21 2 0.53 0.00 0.02 0.00 0.00 99.44 07:40:21 3 0.15 0.00 0.04 0.17 0.00 99.64 07:40:21 4 0.09 0.00 0.05 0.01 0.01 99.84 07:40:21 5 0.04 0.00 0.05 0.03 0.00 99.88 07:40:21 6 0.02 0.00 0.02 0.00 0.00 99.96 07:40:21 7 0.04 0.00 0.01 0.00 0.00 99.94 07:50:01 all 0.06 0.00 0.02 0.00 0.00 99.91 07:50:01 0 0.01 0.00 0.01 0.00 0.00 99.98 07:50:01 1 0.01 0.00 0.02 0.00 0.00 99.97 07:50:01 2 0.44 0.00 0.08 0.00 0.01 99.48 07:50:01 3 0.03 0.00 0.01 0.00 0.00 99.96 07:50:01 4 0.02 0.00 0.02 0.00 0.00 99.96 07:50:01 5 0.01 0.00 0.01 0.00 0.00 99.98 07:50:01 6 0.00 0.00 0.01 0.02 0.01 99.97 07:50:01 7 0.01 0.00 0.01 0.02 0.00 99.97 08:00:01 all 13.77 0.00 0.85 0.22 0.01 85.14 08:00:01 0 12.09 0.00 0.98 0.16 0.01 86.76 08:00:01 1 13.88 0.00 0.75 0.05 0.01 85.31 08:00:01 2 12.48 0.00 0.59 0.11 0.01 86.81 08:00:01 3 12.51 0.00 0.87 0.96 0.01 85.66 08:00:01 4 13.84 0.00 0.73 0.07 0.01 85.34 08:00:01 5 16.25 0.00 1.02 0.21 0.01 82.51 08:00:01 6 14.39 0.00 0.92 0.17 0.02 84.49 08:00:01 7 14.68 0.00 0.96 0.08 0.01 84.27 08:10:21 all 37.25 0.00 1.71 0.08 0.02 60.93 08:10:21 0 32.05 0.00 2.00 0.15 0.02 65.78 08:10:21 1 36.31 0.00 1.58 0.06 0.02 62.03 08:10:21 2 39.41 0.00 1.43 0.10 0.02 59.04 08:10:21 3 38.05 0.00 1.96 0.04 0.02 59.93 08:10:21 4 38.86 0.00 1.74 0.05 0.02 59.34 08:10:21 5 40.36 0.00 1.61 0.14 0.03 57.87 08:10:21 6 37.09 0.00 1.58 0.07 0.02 61.23 08:10:21 7 35.91 0.00 1.80 0.05 0.02 62.22 08:20:01 all 36.43 0.00 1.98 0.08 0.02 61.49 08:20:01 0 33.22 0.00 1.93 0.28 0.02 64.55 08:20:01 1 35.35 0.00 2.00 0.04 0.02 62.59 08:20:01 2 35.13 0.00 2.07 0.06 0.02 62.72 08:20:01 3 37.91 0.00 2.11 0.05 0.03 59.90 08:20:01 4 42.80 0.00 1.95 0.05 0.02 55.18 08:20:01 5 36.06 0.00 2.07 0.08 0.02 61.77 08:20:01 6 35.75 0.00 2.05 0.06 0.02 62.12 08:20:01 7 35.21 0.00 1.66 0.05 0.02 63.05 08:30:01 all 25.91 0.00 1.40 0.11 0.02 72.56 08:30:01 0 23.19 0.00 1.53 0.12 0.01 75.15 08:30:01 1 28.44 0.00 1.55 0.05 0.02 69.94 08:30:01 2 22.30 0.00 1.18 0.05 0.01 76.45 08:30:01 3 24.89 0.00 1.35 0.03 0.02 73.71 08:30:01 4 33.18 0.00 1.70 0.19 0.02 64.91 08:30:01 5 24.48 0.00 1.37 0.06 0.02 74.08 08:30:01 6 24.93 0.00 1.42 0.12 0.02 73.51 08:30:01 7 25.91 0.00 1.11 0.22 0.01 72.74 Average: all 18.91 0.00 1.00 0.09 0.01 79.99 Average: 0 16.75 0.00 1.08 0.12 0.01 82.04 Average: 1 19.00 0.00 0.98 0.05 0.01 79.95 Average: 2 18.38 0.00 0.89 0.05 0.01 80.66 Average: 3 18.91 0.00 1.05 0.21 0.01 79.81 Average: 4 21.42 0.00 1.03 0.06 0.01 77.47 Average: 5 19.53 0.00 1.02 0.09 0.01 79.35 Average: 6 18.68 0.00 1.00 0.08 0.01 80.23 Average: 7 18.61 0.00 0.93 0.07 0.01 80.38